diff --git a/README.md b/README.md
index a5be1ce9..b51439c7 100644
--- a/README.md
+++ b/README.md
@@ -1,16 +1,16 @@
-[![CC BY-NC-SA 4.0][cc-by-nc-sa-shield]][cc-by-nc-sa] [![Ahoy Dev Build][dev-action-badge]][dev-action-link]
+[![CC BY-NC-SA 3.0][cc-by-nc-sa-shield]][cc-by-nc-sa] [![Ahoy Dev Build][dev-action-badge]][dev-action-link]
 
 This work is licensed under a
-[Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License][cc-by-nc-sa].
+[Creative Commons Attribution-NonCommercial-ShareAlike 3.0 International License][cc-by-nc-sa].
 
-[![CC BY-NC-SA 4.0][cc-by-nc-sa-image]][cc-by-nc-sa]
+[![CC BY-NC-SA 3.0][cc-by-nc-sa-image]][cc-by-nc-sa]
 
-[cc-by-nc-sa]: https://creativecommons.org/licenses/by-nc-sa/4.0/deed.de
-[cc-by-nc-sa-image]: https://licensebuttons.net/l/by-nc-sa/4.0/88x31.png
-[cc-by-nc-sa-shield]: https://img.shields.io/badge/License-CC%20BY--NC--SA%204.0-lightgrey.svg
+[cc-by-nc-sa]: https://creativecommons.org/licenses/by-nc-sa/3.0/de/
+[cc-by-nc-sa-image]: https://licensebuttons.net/l/by-nc-sa/3.0/88x31.png
+[cc-by-nc-sa-shield]: https://img.shields.io/badge/License-CC%20BY--NC--SA%203.0-lightgrey.svg
 
-[dev-action-badge]: ../../actions/workflows/compile_esp8266.yml/badge.svg
-[dev-action-link]: actions/workflows/compile_development.yml
+[dev-action-badge]: https://github.com/lumapu/ahoy/actions/workflows/compile_development.yml/badge.svg
+[dev-action-link]: .github/workflows/compile_development.yml
 
 
 # 🖐 Ahoy!